It is with great sadness that we learned of the passing of Dr. Leo P. Renaud (1941-2025), distinguished Canadian neuroscientist and Past President of the Canadian Association for Neuroscience on 6th July, 2025. Leo had an iconic status in the field of Neuroendocrinology and indeed Canadian Neuroscience that was founded on his outstanding scientific contributions first at McGill University and later at the University of Ottawa ( https://can-acn.org/leo-renaud-honorary-member/). He trained seve...